Home / 833,678.28-1,250,482.57-353,774.34

Finding the Fourth Proportional to 833,678.28, 1,250,482.57 and 353,774.34

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Solution

The fourth proportional to 833,678.28, 1,250,482.57 and 353,774.34 is: 530,646.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,678.28 : 1,250,482.57 = 353,774.34 : x
  2. Step 2: Convert to fraction form
    833,678.28/1,250,482.57 = 353,774.34/x
  3. Step 3: Cross multiply
    833,678.28x = 1,250,482.57 × 353,774.34
  4. Step 4: Simplify right side
    833,678.28x = 442,388,645,883.25
  5. Step 5: Solve for x
    x = 442,388,645,883.25/833,678.28
  6. Step 6: Final answer
    x = 530,646.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.